| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2020 Q1 | 1 | 0 | $0 |
| 2019 Q4 | 1 | 0 | $0 |
| 2019 Q3 | 1 | 0 | $0 |
| 2019 Q2 | 1 | 0 | $0 |
| 2019 Q1 | 1 | 0 | $0 |
| 2018 Q4 | 52 | 771 M | $603 M |
| 2018 Q3 | 53 | 558 M | $555 M |
| 2018 Q2 | 56 | 573 M | $638 M |
| 2018 Q1 | 54 | 578 M | $662 M |
| 2017 Q4 | 59 | 577 M | $648 M |
| 2017 Q3 | 62 | 580 M | $632 M |
| 2017 Q2 | 63 | 585 M | $642 M |
| 2017 Q1 | 62 | 533 M | $599 M |
| 2016 Q4 | 62 | 521 M | $614 M |
| 2016 Q3 | 57 | 468 M | $535 M |
| 2016 Q2 | 55 | 543 M | $606 M |
| 2016 Q1 | 48 | 450 M | $506 M |
| 2015 Q4 | 47 | 525 M | $571 M |
| 2015 Q3 | 38 | 514 M | $601 M |
| 2015 Q2 | 40 | 595 M | $630 M |
| 2015 Q1 | 31 | 481 M | $531 M |